17993171

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2293}}^1$

素因数の和:2378

約数の個数: 16

約数和(自身を含む): 22022400

約数和(自身を除く): 4029229

約数列:

[1, 7, 19, 59, 133, 413, 1121, 2293, 7847, 16051, 43567, 135287, 304969, 947009, 2570453, 17993171]

約数ペア:

[(1, 17993171), (7, 2570453), (19, 947009), (59, 304969), (133, 135287), (413, 43567), (1121, 16051), (2293, 7847)]